101745856 has 28 divisors (see below), whose sum is σ = 207363568. Its totient is φ = 49496832.

The previous prime is 101745851. The next prime is 101745857. The reversal of 101745856 is 658547101.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (101745851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19116 + ... + 23851.

Almost surely, 2^101745856 is an apocalyptic number.

101745856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

101745856 is an abundant number, since it is smaller than the sum of its proper divisors (105617712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101745856 is an equidigital number, since it uses as much as digits as its factorization.

101745856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43016 (or 43006 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 37.

The square root of 101745856 is about 10086.9150883707. The cubic root of 101745856 is about 466.8444963993.

The spelling of 101745856 in words is "one hundred one million, seven hundred forty-five thousand, eight hundred fifty-six".